

   
\begin{tikzpicture}[scale=2.54]
% dpic version 2010.09.28 option -g for TikZ and PGF 1.01
\ifx\dpiclw\undefined\newdimen\dpiclw\fi
\global\def\dpicdraw{\draw[line width=\dpiclw]}
\global\def\dpicstop{;}
\dpiclw=0.8bp
\dpiclw=0.8bp
\dpicdraw (0,0)
 --(0,0.25)\dpicstop
\dpicdraw (0,0.375) circle (0.049213in)\dpicstop
\dpicdraw (-0.083333,0.375)
 ..controls (-0.083333,0.398012) and (-0.064679,0.416667)
 ..(-0.041667,0.416667)
 ..controls (-0.018655,0.416667) and (0,0.398012)
 ..(0,0.375)\dpicstop
\dpicdraw (0,0.375)
 ..controls (0,0.351988) and (0.018655,0.333333)
 ..(0.041667,0.333333)
 ..controls (0.064679,0.333333) and (0.083333,0.351988)
 ..(0.083333,0.375)\dpicstop
\dpicdraw (0,0.5)
 --(0,0.75)\dpicstop
\draw (0,0.25) node[below left=-1.5bp]{$ -$};
\draw (-0.125,0.375) node[left=-1.5bp]{$ v_{s}$};
\draw (0,0.5) node[above left=-1.5bp]{$ +$};
\dpicdraw (0,0.75)
 --(0.25,0.75)
 --(0.270833,0.791667)
 --(0.3125,0.708333)
 --(0.354167,0.791667)
 --(0.395833,0.708333)
 --(0.4375,0.791667)
 --(0.479167,0.708333)
 --(0.5,0.75)
 --(0.75,0.75)\dpicstop
\draw (0.375,0.708333) node[below=-1.5bp]{$ R_{s}$};
\dpicdraw (0.75,0.75)
 --(0.75,0.4)\dpicstop
\dpicdraw (0.666667,0.4)
 --(0.833333,0.4)\dpicstop
\dpicdraw (0.666667,0.35)
 --(0.833333,0.35)\dpicstop
\dpicdraw (0.75,0.35)
 --(0.75,0)\dpicstop
\draw (0.833333,0.375) node[right=-1.5bp]{$ C$};
\dpicdraw (0.75,0)
 --(0.75,-0.125)\dpicstop
\dpicdraw (0.833333,-0.125)
 --(0.666667,-0.125)\dpicstop
\dpicdraw (0.805556,-0.15625)
 --(0.694444,-0.15625)\dpicstop
\dpicdraw (0.785714,-0.1875)
 --(0.714286,-0.1875)\dpicstop
\dpicdraw (0.75,0.75)
 --(1.2,0.75)\dpicstop
\dpicdraw (1.2,0.75)
 --(1.2,0.5)\dpicstop
\dpicdraw (1.2,0.5)
 --(1.194444,0.5)\dpicstop
\dpicdraw (1.2,0.5)
 ..controls (1.217259,0.5) and (1.23125,0.486009)
 ..(1.23125,0.46875)
 ..controls (1.23125,0.451491) and (1.217259,0.4375)
 ..(1.2,0.4375)\dpicstop
\dpicdraw (1.2,0.4375)
 --(1.194444,0.4375)\dpicstop
\dpicdraw (1.2,0.4375)
 ..controls (1.217259,0.4375) and (1.23125,0.423509)
 ..(1.23125,0.40625)
 ..controls (1.23125,0.388991) and (1.217259,0.375)
 ..(1.2,0.375)\dpicstop
\dpicdraw (1.2,0.375)
 --(1.194444,0.375)\dpicstop
\dpicdraw (1.2,0.375)
 ..controls (1.217259,0.375) and (1.23125,0.361009)
 ..(1.23125,0.34375)
 ..controls (1.23125,0.326491) and (1.217259,0.3125)
 ..(1.2,0.3125)\dpicstop
\dpicdraw (1.2,0.3125)
 --(1.194444,0.3125)\dpicstop
\dpicdraw (1.2,0.3125)
 ..controls (1.217259,0.3125) and (1.23125,0.298509)
 ..(1.23125,0.28125)
 ..controls (1.23125,0.263991) and (1.217259,0.25)
 ..(1.2,0.25)\dpicstop
\dpicdraw (1.2,0.25)
 --(1.194444,0.25)\dpicstop
\dpicdraw (1.2,0.25)
 --(1.2,0)\dpicstop
\draw (1.23125,0.375) node[right=-1.5bp]{$ L$};
\dpicdraw (1.2,0.75)
 --(1.425,0.75)\dpicstop
\dpicdraw (1.775,0.95)
 --(1.6,0.95)\dpicstop
\dpicdraw (1.6,0.725)
 --(1.6,0.975)\dpicstop
\dpicdraw (1.6,0.75)
 --(1.425,0.75)\dpicstop
\dpicdraw (1.450833,0.75)
 --(1.533333,0.75)\dpicstop
\filldraw (1.533333,0.777778)
 --(1.45,0.75)
 --(1.533333,0.722222) --cycle
\dpicstop
\dpicdraw (1.775,0.75)
 --(1.6,0.75)\dpicstop
\draw (1.775,0.848611) node[right=-1.5bp]{$ T_1$};
\dpicdraw (1.775,0.75)
 --(1.775,0.67)\dpicstop
\dpicdraw (1.775,0.67)
 --(2.225,0.67)\dpicstop
\dpicdraw (2.225,0.67)
 --(2.225,0.3575)\dpicstop
\dpicdraw (2.141667,0.3575)
 --(2.308333,0.3575)\dpicstop
\dpicdraw (2.141667,0.3075)
 --(2.308333,0.3075)\dpicstop
\dpicdraw (2.225,0.3075)
 --(2.225,-0.005)\dpicstop
\draw (2.308333,0.3325) node[right=-1.5bp]{$ C_E$};
\dpicdraw (2.225,-0.005)
 --(1.775,-0.005)\dpicstop
\dpicdraw (1.775,0.67)
 --(1.775,0.4575)
 --(1.816667,0.436667)
 --(1.733333,0.395)
 --(1.816667,0.353333)
 --(1.733333,0.311667)
 --(1.816667,0.27)
 --(1.733333,0.228333)
 --(1.775,0.2075)
 --(1.775,-0.005)\dpicstop
\draw (1.816667,0.3325) node[right=-1.5bp]{$ R_E$};
\dpicdraw (1.775,-0.005)
 --(0,0)\dpicstop
\dpicdraw (0,0)
 --(-0.525,0)\dpicstop
\dpicdraw (-0.525,0)
 --(-0.525,0.841667)\dpicstop
\dpicdraw (-0.5875,0.841667)
 --(-0.4625,0.841667)\dpicstop
\dpicdraw (-0.65,0.883333)
 --(-0.4,0.883333)\dpicstop
\dpicdraw (-0.525,0.883333)
 --(-0.525,1.725)\dpicstop
\draw (-0.4,0.8625) node[right=-1.5bp]{$ 12~V$};
\dpicdraw (-0.525,1.725)
 --(1.7775,1.725)\dpicstop
\dpicdraw (1.7775,1.725)
 --(2.7,1.725)\dpicstop
\dpicdraw (2.7,1.725)
 --(2.7,1.535)
 --(2.741667,1.514167)
 --(2.658333,1.4725)
 --(2.741667,1.430833)
 --(2.658333,1.389167)
 --(2.741667,1.3475)
 --(2.658333,1.305833)
 --(2.7,1.285)
 --(2.7,1.095)\dpicstop
\draw (2.741667,1.41) node[right=-1.5bp]{$ R_C$};
\dpicdraw (2.7,1.095)
 --(2.85,1.095)\dpicstop
\dpicdraw (2.85,1.095)
 --(3.188916,1.095)\dpicstop
\global\let\dpicshdraw=\dpicdraw\global\def\dpicdraw{}
\global\def\dpicstop{--}
\dpicshdraw[fill=white!0!black]
\dpicdraw (3.261084,1.095)
 --(3.188916,1.136667)
 --(3.188916,1.053333)
 --(3.261084,1.095)\dpicstop
cycle; \global\let\dpicdraw=\dpicshdraw\global\def\dpicstop{;}
\dpicdraw (3.261084,1.049282)
 --(3.261084,1.140718)\dpicstop
\dpicdraw (3.261084,1.095)
 --(3.6,1.095)\dpicstop
\draw (3.225,1.043747) node[below=-1.5bp]{$ D_1$};
\dpicdraw (3.6,1.095)
 --(3.6,0.670625)
 --(3.641667,0.649792)
 --(3.558333,0.608125)
 --(3.641667,0.566458)
 --(3.558333,0.524792)
 --(3.641667,0.483125)
 --(3.558333,0.441458)
 --(3.6,0.420625)
 --(3.6,-0.00375)\dpicstop
\draw (3.641667,0.545625) node[right=-1.5bp]{$ R_{int}$};
\dpicdraw (3.6,1.095)
 --(4.05,1.095)\dpicstop
\dpicdraw (4.05,1.095)
 --(4.05,0.570625)\dpicstop
\dpicdraw (3.966667,0.570625)
 --(4.133333,0.570625)\dpicstop
\dpicdraw (3.966667,0.520625)
 --(4.133333,0.520625)\dpicstop
\dpicdraw (4.05,0.520625)
 --(4.05,-0.00375)\dpicstop
\draw (4.133333,0.545625) node[right=-1.5bp]{$ C_{int}$};
\dpicdraw (4.05,1.095)
 --(4.3,1.095)
 --(4.320833,1.136667)
 --(4.3625,1.053333)
 --(4.404167,1.136667)
 --(4.445833,1.053333)
 --(4.4875,1.136667)
 --(4.529167,1.053333)
 --(4.55,1.095)
 --(4.8,1.095)\dpicstop
\draw (4.425,1.053333) node[below=-1.5bp]{$ R_{lp}$};
\dpicdraw (4.8,1.095)
 --(4.8,0.570625)\dpicstop
\dpicdraw (4.716667,0.570625)
 --(4.883333,0.570625)\dpicstop
\dpicdraw (4.716667,0.520625)
 --(4.883333,0.520625)\dpicstop
\dpicdraw (4.8,0.520625)
 --(4.8,-0.00375)\dpicstop
\draw (4.883333,0.545625) node[right=-1.5bp]{$ C_{lp}$};
\dpicdraw (4.8,-0.00375)
 --(3.15,-0.00375)\dpicstop
\dpicdraw (1.7775,1.725)
 --(1.7775,1.462625)
 --(1.819167,1.441792)
 --(1.735833,1.400125)
 --(1.819167,1.358458)
 --(1.735833,1.316792)
 --(1.819167,1.275125)
 --(1.735833,1.233458)
 --(1.7775,1.212625)
 --(1.7775,0.95025)\dpicstop
\draw (1.819167,1.337625) node[right=-1.5bp]{$ R_D$};
\dpicdraw (1.7775,0.95025)
 --(2.3775,0.95025)\dpicstop
\dpicdraw (2.5025,0.85025)
 --(2.5025,1.05025)\dpicstop
\dpicdraw (2.3775,0.95025)
 --(2.5025,0.95025)\dpicstop
\dpicdraw (2.7025,0.80025)
 --(2.5025,0.89025)\dpicstop
\filldraw (2.565108,0.831616)
 --(2.6525,0.82275)
 --(2.587906,0.882278) --cycle
\dpicstop
\dpicdraw (2.636479,0.829959)
 --(2.5525,0.86775)\dpicstop
\dpicdraw (2.7025,1.10025)
 --(2.5025,1.01025)\dpicstop
\draw (2.7025,0.95025) node[right=-1.5bp]{$ T_2$};
\dpicdraw (2.7025,0.80025)
 --(2.7025,0.72025)\dpicstop
\dpicdraw (2.7025,0.72025)
 --(3.1525,0.72025)\dpicstop
\dpicdraw (3.1525,0.72025)
 --(3.1525,0.382625)\dpicstop
\dpicdraw (3.069167,0.382625)
 --(3.235833,0.382625)\dpicstop
\dpicdraw (3.069167,0.332625)
 --(3.235833,0.332625)\dpicstop
\dpicdraw (3.1525,0.332625)
 --(3.1525,-0.005)\dpicstop
\draw (3.235833,0.357625) node[right=-1.5bp]{$ C_E$};
\dpicdraw (3.1525,-0.005)
 --(2.7025,-0.005)\dpicstop
\dpicdraw (2.7025,0.72025)
 --(2.7025,0.482625)
 --(2.744167,0.461792)
 --(2.660833,0.420125)
 --(2.744167,0.378458)
 --(2.660833,0.336792)
 --(2.744167,0.295125)
 --(2.660833,0.253458)
 --(2.7025,0.232625)
 --(2.7025,-0.005)\dpicstop
\draw (2.744167,0.357625) node[right=-1.5bp]{$ R_E$};
\dpicdraw (2.7025,-0.005)
 --(2.215,-0.005)\dpicstop
\end{tikzpicture}




